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https://issues.apache.org/jira/browse/YARN-3115?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15483580#comment-15483580
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Junping Du commented on YARN-3115:
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Hi [~varun_saxena], please feel free to take this up if you got plan to do it
in the short term. I can help to review it.
> [Collector wireup] Work-preserving restarting of per-node timeline collector
> ----------------------------------------------------------------------------
>
> Key: YARN-3115
> URL: https://issues.apache.org/jira/browse/YARN-3115
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: timelineserver
> Reporter: Zhijie Shen
> Assignee: Junping Du
> Labels: YARN-5355
>
> YARN-3030 makes the per-node aggregator work as the aux service of a NM. It
> contains the states of the per-app aggregators corresponding to the running
> AM containers on this NM. While NM is restarted in work-preserving mode, this
> information of per-node aggregator needs to be carried on over restarting too.
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